use ffprobe

handler/handler.go

@@ -34,9 +34,9 @@ func respondRaw(w http.ResponseWriter, r *http.Request, code int, sub *subsonic.
 			log.Printf("could not marshall to json: %v\n", err)
 		}
 		callback := r.URL.Query().Get("callback")
-		w.Write([]byte(fmt.Sprintf("%s(", callback)))
+		w.Write([]byte(fmt.Sprintf(`%s({"subsonic-response":`, callback)))
 		w.Write(data)
-		w.Write([]byte(");"))
+		w.Write([]byte("});"))
 	default:
 		w.Header().Set("Content-Type", "application/xml")
 		data, err := xml.Marshal(sub)

handler/middleware.go

@@ -44,7 +44,9 @@ func (c *Controller) CheckParameters(next http.HandlerFunc) http.HandlerFunc {
 			if param != "" {
 				continue
 			}
-			respondError(w, r, 10, fmt.Sprintf("please provide a `%s` parameter", req))
+			respondError(w, r,
+				10, fmt.Sprintf("please provide a `%s` parameter", req),
+			)
 			return
 		}
 		username := r.URL.Query().Get("u")
@@ -54,7 +56,9 @@ func (c *Controller) CheckParameters(next http.HandlerFunc) http.HandlerFunc {
 		passwordAuth := token == "" && salt == ""
 		tokenAuth := password == ""
 		if tokenAuth == passwordAuth {
-			respondError(w, r, 10, "please provide parameters `t` and `s`, or just `p`")
+			respondError(w, r,
+				10, "please provide parameters `t` and `s`, or just `p`",
+			)
 			return
 		}
 		user := db.User{